lkml.org 
[lkml]   [2011]   [Oct]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] acer-wmi: blacklist Thinkpad edge E520
    Hi Joey,

    On 10/18/2011 09:48 AM, joeyli wrote:
    > Hi Ike,
    >
    > Could you please attached on the "rfkill list" output when press Fn key?
    > Then we can check the rfkill status change.

    The output of rfkill list is at
    https://launchpadlibrarian.net/78485925/RfKill.txt

    .. and bug reporter tells me that he can not unblock wireless.
    https://bugs.launchpad.net/ubuntu/+source/linux/+bug/836865/comments/0

    >
    > And,
    > Thinkpad E520 have AMW0 method and I thought acer-wmi query wrong EC
    > register address so your acer-wireless was always soft-blocked.
    >
    > Does it possible kindly help me to find out which register on E520 is
    > mapping to wireless status? Please reference to Carlos's acer_ec.pl
    > tool:
    >
    > http://code.google.com/p/aceracpi/wiki/EmbeddedController
    >
    > Simple use:
    > watch -n 1 perl acer_ec.pl regs
    >
    > Then press your wireless Fn key to monitor which register changed when
    > you press Fn key:
    >
    > e.g. the register at row B0 and column 0A is register 0xBA (0x is used
    > to indicate this is a hexadecimal number).
    >
    > There maybe have other EC register changing when you press key, please
    > do a couple of times and make sure you find out the right one.
    >
    > If we are lucky, we can find out one EC register mapping to your
    > wireless state.

    I've asked bug reporter to do so. Unfortunately nothing useful found.

    Please refer to the link below:
    https://bugs.launchpad.net/ubuntu/+source/linux/+bug/836865/comments/13
    https://bugs.launchpad.net/ubuntu/+source/linux/+bug/836865/comments/14

    The full discussion is at
    https://bugs.launchpad.net/ubuntu/+source/linux/+bug/836865

    >
    >
    > Thank's
    > Joey Lee
    >
    > 於 五,2011-10-14 於 10:48 +0800,Ike Panhc 提到:
    >> Hi Joey,
    >>
    >> Here you are.
    >>
    >> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/836865/+attachment/2330828/+files/AcpiTables.txt
    >>
    >>
    >> On 10/14/2011 12:35 AM, joeyli wrote:
    >>> Hi Ike,
    >>>
    >>> 於 四,2011-10-13 於 14:51 +0800,Ike Panhc 提到:
    >>>> BugLink: http://launchpad.net/bugs/836865
    >>>> BugLink: http://launchpad.net/bugs/826784
    >>>>
    >>>> There are reports say that acer-wmi is loaded on Thinkpad E520 which
    >>>> cause wireless connection hard blocked and we can not unblock it. It
    >>>> will be better not to load acer-wmi on this machine.
    >>>>
    >>>> Signed-off-by: Ike Panhc <ike.pan@canonical.com>
    >>>> ---
    >>>> drivers/platform/x86/acer-wmi.c | 7 +++++++
    >>>> 1 files changed, 7 insertions(+), 0 deletions(-)
    >>>>
    >>>> diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
    >>>> index af2bb20..dc9a116 100644
    >>>> --- a/drivers/platform/x86/acer-wmi.c
    >>>> +++ b/drivers/platform/x86/acer-wmi.c
    >>>> @@ -325,6 +325,13 @@ static struct dmi_system_id __devinitdata acer_blacklist[] = {
    >>>> DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
    >>>> },
    >>>> },
    >>>> + {
    >>>> + .ident = "Lenovo Thinkpad Edge E520",
    >>>> + .matches = {
    >>>> + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
    >>>> + DMI_MATCH(DMI_PRODUCT_NAME, "114320U"),
    >>>> + },
    >>>> + },
    >>>> {}
    >>>> };
    >>>>
    >>>
    >>> Could you please share Thinkpad edge E520's acpidump and dmidecode log
    >>> to me?
    >>> Maybe we can capture how does it works with EC register like we support
    >>> Ideapad S205 in acer-wmi driver.
    >>>
    >>> Add a machine to blacklist is a last resort, I don't want to accept it
    >>> before we try.
    >>>
    >>>
    >>> Thank's a lot!
    >>> Joey Lee
    >>>
    >>>
    >>> --
    >>> To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in
    >>> the body of a message to majordomo@vger.kernel.org
    >>> More majordomo info at http://vger.kernel.org/majordomo-info.html
    >>>
    >>
    >> --
    >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    >> the body of a message to majordomo@vger.kernel.org
    >> More majordomo info at http://vger.kernel.org/majordomo-info.html
    >> Please read the FAQ at http://www.tux.org/lkml/
    >
    >
    > --
    > To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in
    > the body of a message to majordomo@vger.kernel.org
    > More majordomo info at http://vger.kernel.org/majordomo-info.html
    >

    --
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2011-10-18 04:23    [W:0.032 / U:0.448 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site